Home / 22,405.95-33,565.19-13,619.07

Finding the Fourth Proportional to 22,405.95, 33,565.19 and 13,619.07

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Solution

The fourth proportional to 22,405.95, 33,565.19 and 13,619.07 is: 20,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,405.95 : 33,565.19 = 13,619.07 : x
  2. Step 2: Convert to fraction form
    22,405.95/33,565.19 = 13,619.07/x
  3. Step 3: Cross multiply
    22,405.95x = 33,565.19 × 13,619.07
  4. Step 4: Simplify right side
    22,405.95x = 457,126,604.08
  5. Step 5: Solve for x
    x = 457,126,604.08/22,405.95
  6. Step 6: Final answer
    x = 20,402.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.